Arc Mainnet/5042

ArcScan

Independent community block explorer for Arc Mainnet. Gas is paid in USDC; fees are quoted in dollars.

Contract address

Not published yet. The official address will appear here first — verify against this page before interacting with any contract.

Explore

Overview
Blocks
Transactions

Resources

Arc docs
Official explorer

Network

Network: Arc Mainnet
Chain ID: 5042
Gas token: USDC
Block time: ~0.5s
Consensus: Malachite BFT
Execution: Reth

Aggregated analytics are approximate and computed over a recent window of blocks. Independent community explorer. Not affiliated with Circle or the Arc team. Nothing here is financial advice.

Block #21421124 · ArcScan

Block

#21,421,124

2026-09-18 01:38:08 UTC

FinalizedProposed 53 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,124
Timestamp: 53 days ago · 2026-09-18 01:38:08 UTC
Transactions: 0 transactions in this block
Block hash: 0xf85ad251fc54fb13c68c881995002276fe5042e6307018f9707053a61129d094
Parent hash: 0x2c0daf48…51fcfa0a
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,124 on Arc Mainnet is empty.

0xd9153d9a…45454123

Gas used / limit

4.1%1,239,257 / 30,000,000

Base fee

20 gwei

State root

0x14db636feb3f…b0e096048bd6

Transactions root

0x38aed211007f…0ee3e0b53185

Receipts root

0xdbebeaf1690c…92050266b8fa

Nonce

0x0000000000000000

Extra data

0x00000004a817c800